Mercedes-Benz 420SEL Problem Report
Mercedes-Benz 420SEL The Differential May Develop Leaks From the Seals or Cover
Leaks may develop from the differential seals and/or cover on older or high mileage vehicles. Our technicians recommend a complete reseal of the differential unit when these leaks are addressed.
High mileage vehicles may develop a transmission fluid leak from one or more of the oil seals....